diff options
Diffstat (limited to 'sbin/bioctl/bioctl.8')
| -rw-r--r-- | sbin/bioctl/bioctl.8 | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/sbin/bioctl/bioctl.8 b/sbin/bioctl/bioctl.8 index a29701baa43..a872a25790b 100644 --- a/sbin/bioctl/bioctl.8 +++ b/sbin/bioctl/bioctl.8 @@ -1,4 +1,4 @@ -.\" $OpenBSD: bioctl.8,v 1.80 2009/12/31 14:00:45 jsing Exp $ +.\" $OpenBSD: bioctl.8,v 1.81 2010/09/13 18:45:58 jmc Exp $ .\" .\" Copyright (c) 2004, 2005 Marco Peereboom .\" @@ -23,7 +23,7 @@ .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF .\" SUCH DAMAGE. .\" -.Dd $Mdocdate: December 31 2009 $ +.Dd $Mdocdate: September 13 2010 $ .Dt BIOCTL 8 .Os .Sh NAME @@ -119,7 +119,9 @@ is currently marked promote it to being a .Dq Hot Spare . .It Fl h -Where necessary, produce "human-readable" output. +Where necessary, produce +.Dq human-readable +output. Use unit suffixes: Byte, Kilobyte, Megabyte, Gigabyte, Terabyte, Petabyte, Exabyte in order to reduce the number of digits to four or less. @@ -223,7 +225,7 @@ This file must be root owned and have 0600 permissions. It cannot be used during the initial creation of the crypto volume. .It Fl r Ar rounds When creating an encrypted volume, specifies the number of iterations of -the algorithm used to convert a passphrase into a key. +the PBKDF2 algorithm used to convert a passphrase into a key. Higher iteration counts take more time, but offer more resistance to key guessing attacks. The minimum is 1000 rounds and the default is 8192. @@ -245,7 +247,7 @@ volume: .Ed .Pp .Nm -will ask for a passphrase, that will be needed to unlock the encrypted +will ask for a passphrase, which will be needed to unlock the encrypted disk. After creating a newly encrypted disk, the first megabyte of it should be zeroed, so tools like @@ -267,6 +269,11 @@ For example: .Xr bio 4 , .Xr scsi 4 , .Xr softraid 4 +.Rs +.%R RFC 2898 +.%T "PKCS #5: Password-Based Cryptography Specification Version 2.0" +.%D 2000 +.Re .Sh HISTORY The .Nm @@ -278,4 +285,4 @@ The interface was written by .An Marco Peereboom Aq marco@openbsd.org . .Sh CAVEATS -Use of the crypto & RAID 4/5 disciplines are currently considered experimental. +Use of the CRYPTO & RAID 4/5 disciplines are currently considered experimental. |